40353042 has 16 divisors (see below), whose sum is σ = 81728640. Its totient is φ = 13280592.

The previous prime is 40353029. The next prime is 40353043. The reversal of 40353042 is 24035304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40353043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42093 + ... + 43040.

It is an arithmetic number, because the mean of its divisors is an integer number (5108040).

Almost surely, 2^40353042 is an apocalyptic number.

40353042 is an abundant number, since it is smaller than the sum of its proper divisors (41375598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40353042 is a wasteful number, since it uses less digits than its factorization.

40353042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85217.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 40353042 is about 6352.4044266718. The cubic root of 40353042 is about 342.9983991856.

Adding to 40353042 its reverse (24035304), we get a palindrome (64388346).

The spelling of 40353042 in words is "forty million, three hundred fifty-three thousand, forty-two".